Legal claims defining the scope of protection. Each claim is shown in both the original legal language and a plain English translation.
1. A method, comprising: receiving, by a mobile device, a signal indicating that a cell is a representative cell that is located at an edge of a coverage area of a carrier frequency of a network, wherein the signal indicates that the cell is a sector boundary cell; receiving, by the mobile device, a radial indication indicating a radial direction of the coverage area; determining a current location of the mobile device; based on the signal, the radial indication, and the current location, determining whether to perform measurements of the carrier frequency; and in response to determining to perform the measurements, performing the measurement of the carrier frequency with a decreased frequency of monitoring based on a decreasing signal strength of the carrier frequency.
This invention relates to wireless communication systems, specifically methods for optimizing carrier frequency measurements in mobile devices near the edge of a network's coverage area. The problem addressed is inefficient battery usage and unnecessary signal monitoring when a mobile device is near the boundary of a cell's coverage, particularly in sector boundary cells where signal strength weakens. The method involves a mobile device receiving a signal identifying a cell as a representative cell located at the edge of a coverage area for a specific carrier frequency. The signal also indicates that the cell is a sector boundary cell. Additionally, the mobile device receives a radial indication specifying the radial direction of the coverage area. The device then determines its current location. Using the received signal, radial indication, and current location, the mobile device decides whether to perform measurements of the carrier frequency. If measurements are deemed necessary, the device performs them with a reduced monitoring frequency, adjusting based on the decreasing signal strength of the carrier frequency. This approach conserves battery life by minimizing unnecessary measurements while ensuring reliable signal monitoring near coverage boundaries.
2. The method of claim 1 , further comprising: determining that the mobile device is in the coverage area based on the current location; and performing measurements of the carrier frequency.
A method for managing wireless communication involves determining whether a mobile device is within a specific coverage area based on its current location. Once the device is confirmed to be in the coverage area, the method includes performing measurements of a carrier frequency to assess signal quality or availability. This process may be part of a broader system for optimizing network connectivity, such as selecting the best available network or frequency band for the device. The measurements could involve evaluating signal strength, signal-to-noise ratio, or other performance metrics to ensure reliable communication. The method may also include adjusting communication parameters based on the measurements, such as switching to a different frequency or network if the current signal is inadequate. This approach helps improve connectivity and reduce interference in wireless networks by dynamically assessing and responding to the device's environment. The technique is particularly useful in scenarios where multiple networks or frequency bands are available, allowing the device to select the most efficient option for data transmission.
3. The method of claim 2 , further comprising: determining that the mobile device is located at the edge of the coverage area; and determining that a signal strength of the carrier frequency is below a predetermined threshold.
A method for managing wireless communication in a mobile device involves monitoring the device's location and signal conditions within a network coverage area. The method includes detecting when the mobile device is positioned at the edge of the coverage area, where signal quality may degrade. Additionally, the method measures the signal strength of the carrier frequency used for communication and compares it to a predefined threshold. If the signal strength falls below this threshold, the system may trigger actions such as switching to a different frequency, adjusting transmission power, or initiating a handover to another network to maintain reliable connectivity. This approach helps prevent dropped connections and ensures seamless communication for users near the boundary of the coverage area. The method is particularly useful in scenarios where mobile devices experience weak signals due to distance from network infrastructure or environmental interference. By proactively assessing signal conditions and location, the system optimizes performance and user experience in challenging network environments.
4. The method of claim 3 , further comprising discontinuing measurements of the carrier frequency when the signal strength of the carrier frequency is determined to be below the predetermined threshold.
This invention relates to wireless communication systems, specifically to methods for managing carrier frequency measurements in a receiver device to improve power efficiency. The problem addressed is the unnecessary power consumption that occurs when a receiver continuously measures carrier frequencies even when signal conditions are poor, leading to inefficient battery usage in mobile devices. The method involves monitoring the signal strength of a carrier frequency in a wireless communication system. If the signal strength falls below a predetermined threshold, the receiver discontinues measurements of that carrier frequency. This selective measurement approach reduces power consumption by avoiding unnecessary processing of weak or unreliable signals. The method can be applied in various wireless technologies, including cellular networks, Wi-Fi, and other radio frequency-based communication systems. The invention builds on a prior step of determining the signal strength of the carrier frequency, which is compared against a predefined threshold. The threshold is set based on system requirements to balance between signal reliability and power efficiency. By discontinuing measurements when the signal is too weak, the receiver conserves power without compromising performance when usable signals are present. This technique is particularly useful in battery-powered devices where energy efficiency is critical.
5. The method of claim 1 , further comprising: determining that the mobile device is outside the coverage area based on the current location; and discontinuing measurements of the carrier frequency.
A method for managing wireless communication in a mobile device involves monitoring signal quality of a carrier frequency within a coverage area. The device periodically measures the carrier frequency to assess signal strength and quality, ensuring reliable communication. If the signal quality falls below a predefined threshold, the device adjusts its communication parameters to maintain connectivity. The method further includes determining whether the mobile device is outside the coverage area based on its current location. If the device is outside the coverage area, it discontinues measurements of the carrier frequency to conserve power and computational resources. This approach optimizes battery life and performance by avoiding unnecessary signal monitoring when the device is outside the service range. The method is particularly useful in scenarios where the device frequently moves in and out of coverage areas, such as in urban environments or during travel. By dynamically adjusting signal measurements, the device ensures efficient resource usage while maintaining communication reliability.
6. The method of claim 1 , further comprising determining a direction of the mobile device based on the current location.
**Technical Summary for Prior Art Search** This invention relates to mobile device navigation and location-based services. The problem addressed is the need for accurate direction determination of a mobile device based on its current location, which is essential for applications such as navigation, augmented reality, and location-based advertising. The method involves determining the direction of a mobile device by analyzing its current location. This is achieved by processing location data obtained from the device's sensors, such as GPS, Wi-Fi, or cellular triangulation, to calculate the device's orientation relative to a reference point or path. The direction determination may involve comparing the current location with historical or predefined location data to infer movement patterns or directional trends. Additionally, the method may integrate sensor fusion techniques, combining data from multiple sensors (e.g., accelerometers, gyroscopes) to improve accuracy. The invention also includes steps for refining direction estimates by accounting for environmental factors, such as signal interference or device movement speed. The determined direction can then be used to enhance navigation guidance, optimize content delivery, or improve user experience in location-aware applications. This technology is particularly useful in scenarios where precise directional information is required, such as pedestrian navigation, autonomous vehicle routing, or indoor positioning systems. The method ensures reliable direction tracking even in dynamic or challenging environments.
7. The method of claim 6 , further comprising: determining an entry of the mobile device into the coverage area based on the current location; and performing measurements of the carrier frequency based on the entry.
This invention relates to wireless communication systems, specifically methods for managing carrier frequency measurements in mobile devices when entering a coverage area. The problem addressed is the need to efficiently and accurately measure carrier frequencies when a mobile device transitions into a new coverage area, ensuring reliable network connectivity and performance. The method involves determining when a mobile device enters a coverage area by monitoring its current location. Upon detecting entry, the device performs measurements of the carrier frequency associated with that coverage area. This ensures that the device can quickly and accurately assess signal quality, frequency stability, and other relevant parameters to maintain or establish a strong connection. The measurements may include signal strength, frequency offset, and other metrics critical for network synchronization and handover processes. The method may also involve using location-based triggers to initiate these measurements, reducing unnecessary power consumption and processing overhead. By focusing measurements only when the device enters a new coverage area, the system optimizes resource usage while ensuring timely and accurate frequency assessments. This approach is particularly useful in scenarios where mobile devices frequently move between different coverage zones, such as in urban environments or during high-mobility scenarios. The overall goal is to enhance network reliability and user experience by dynamically adjusting to changing coverage conditions.
8. The method of claim 6 , further comprising: determining an exit of the mobile device from the coverage area based on the current location; and discontinuing measurements of the carrier frequency based on the exit.
A method for managing wireless communication involves monitoring a mobile device's location within a coverage area defined by a carrier frequency. The method includes tracking the device's current location to detect when it exits the coverage area. Upon detecting an exit, the system discontinues measurements of the carrier frequency to conserve resources. This approach optimizes network performance by avoiding unnecessary signal monitoring when the device is outside the designated coverage zone. The method may also involve adjusting communication parameters or switching to alternative frequencies when the device remains within the coverage area, ensuring efficient use of network resources. The solution addresses the challenge of maintaining reliable connectivity while minimizing power consumption and processing overhead in wireless networks. By dynamically adapting to the device's location, the method enhances both user experience and network efficiency.
9. A mobile device, comprising: one or more processors; and a non-transitory computer-readable storage medium coupled to the processor and storing programming instructions for execution by the processor, the programming instructions instruct the one or more processors to: receive a signal indicating that a cell is a representative cell that is located at an edge of a coverage area of a carrier frequency of a network, wherein the signal indicates that the cell is a sector boundary cell; receive a radial indication indicating a radial direction of the coverage area; determine a current location of the mobile device; based on the signal, the radial indication, and the current location, determine whether to perform measurements of the carrier frequency; and in response to determining to perform the measurements, perform the measurement of the carrier frequency with a decreased frequency of monitoring based on a decreasing signal strength of the carrier frequency.
This invention relates to mobile devices optimizing carrier frequency measurements in cellular networks, particularly at the edge of coverage areas. The problem addressed is inefficient battery usage when mobile devices perform unnecessary measurements of weak signals near network boundaries. The solution involves a mobile device with processors and storage media executing instructions to receive a signal identifying a cell as a representative cell at the edge of a coverage area, specifically a sector boundary cell. The device also receives a radial indication of the coverage area's direction. Using its current location, the device determines whether to perform measurements of the carrier frequency based on these inputs. If measurements are warranted, the device performs them with a reduced monitoring frequency, adjusting based on the decreasing signal strength of the carrier frequency. This approach conserves battery life by avoiding excessive measurements in weak signal areas while maintaining network connectivity. The system dynamically adapts measurement frequency to signal conditions, improving efficiency without compromising performance.
10. The mobile device of claim 9 , the programming instructions further instruct the one or more processors to: determine that the mobile device is in the coverage area based on the current location; and perform measurements of the carrier frequency.
A mobile device is configured to optimize network connectivity by determining its location and performing measurements of a carrier frequency when within a specific coverage area. The device includes one or more processors and programming instructions that, when executed, enable the device to detect its current location and compare it to predefined coverage area boundaries. Upon determining that the device is within the coverage area, the device initiates measurements of the carrier frequency to assess signal quality, strength, or other performance metrics. These measurements may be used to improve network selection, handover decisions, or signal optimization. The device may also store or transmit the measurement data for further analysis. The programming instructions may further include logic to adjust measurement parameters, such as frequency, timing, or reporting criteria, based on the device's location or network conditions. This approach ensures efficient use of resources by performing measurements only when necessary, reducing power consumption and processing overhead. The system may also integrate with existing network protocols to enhance connectivity and user experience.
11. The mobile device of claim 10 , the programming instructions further instruct the one or more processors to: determine that the mobile device is located at an edge of the coverage area; and determine that a signal strength of the carrier frequency is below a predetermined threshold.
A mobile device operates within a wireless communication network, where maintaining reliable connectivity is critical, especially near the edges of coverage areas where signal strength may degrade. The device includes one or more processors and programming instructions that enable it to assess its position relative to the coverage area boundary. When the device detects it is at the edge of the coverage area, it evaluates the signal strength of the carrier frequency used for communication. If the signal strength falls below a predetermined threshold, the device can take corrective actions, such as switching to a different frequency, adjusting transmission power, or initiating a handover to another network node. This ensures uninterrupted service and improves user experience in areas with weak signals. The system may also include additional features, such as monitoring multiple frequency bands, predicting signal degradation, or dynamically adjusting network parameters to optimize performance. The solution addresses the challenge of maintaining stable connections in marginal coverage zones, where traditional methods may fail to provide consistent service.
12. The mobile device of claim 11 , the programming instructions further instruct the one or more processors to discontinue measurements of the carrier frequency when the signal strength of the carrier frequency is determined to be below the predetermined threshold.
This invention relates to mobile devices configured to optimize power consumption by selectively discontinuing carrier frequency measurements when signal strength falls below a predetermined threshold. The technology addresses the problem of excessive power drain in mobile devices caused by continuous monitoring of carrier frequencies, which is particularly inefficient in low-signal conditions where measurements are less useful. The mobile device includes one or more processors and programming instructions that, when executed, enable the device to measure the signal strength of a carrier frequency. If the signal strength is determined to be below a predefined threshold, the device discontinues further measurements of that carrier frequency to conserve power. This selective measurement approach reduces unnecessary processing and radio resource usage, extending battery life without compromising essential communication functions. The invention may also involve adjusting measurement intervals or frequencies based on signal conditions, further optimizing power efficiency. The solution is particularly relevant for mobile devices operating in environments with fluctuating signal quality, such as urban or indoor settings. By dynamically adapting measurement behavior, the device balances performance and power consumption, ensuring reliable connectivity while minimizing energy waste.
13. The mobile device of claim 9 , the programming instructions further instruct the one or more processors to: determine that the mobile device is outside the coverage area based on the current location; and discontinue measurements of the carrier frequency.
A mobile device is configured to optimize power consumption by selectively measuring carrier frequencies based on its location relative to a coverage area. The device includes one or more processors and programming instructions that, when executed, cause the processors to determine the device's current location and compare it to a predefined coverage area. If the device is outside this area, the programming instructions instruct the processors to discontinue measurements of the carrier frequency, thereby reducing unnecessary power usage. The device may also include a location module to obtain the current location and a communication module to measure the carrier frequency. The programming instructions may further enable the device to resume carrier frequency measurements when the device re-enters the coverage area. This approach ensures efficient power management by avoiding redundant frequency measurements when the device is outside the service area, extending battery life. The solution addresses the problem of excessive power consumption in mobile devices due to continuous carrier frequency monitoring, particularly in areas where such monitoring is unnecessary.
14. The mobile device of claim 9 , the programming instructions further instruct the one or more processors to determine a direction of the mobile device based on the current location.
A mobile device system is designed to enhance navigation and location-based services by dynamically determining device orientation. The device includes one or more processors, a location sensor, and programming instructions that enable the processors to track the device's current location. The system further calculates the device's direction based on this location data, allowing for improved accuracy in navigation, mapping, and other location-aware applications. The direction determination may involve analyzing movement patterns, sensor data, or external reference points to ensure precise orientation tracking. This functionality supports applications such as augmented reality, indoor navigation, and real-time location sharing, where knowing the device's direction is critical for accurate performance. The system may also integrate with other sensors, such as compasses or gyroscopes, to refine direction calculations. By continuously updating the device's direction based on real-time location data, the system provides reliable orientation information for various use cases, including personal navigation, asset tracking, and location-based services. The invention addresses the challenge of maintaining accurate device orientation in dynamic environments, where traditional methods may fail due to signal interference or sensor inaccuracies.
15. The mobile device of claim 14 , the programming instructions further instruct the one or more processors to: determine an entry of the mobile device into the coverage area based on the current location; and perform measurements of the carrier frequency based on the entry.
This invention relates to mobile devices configured to monitor and measure carrier frequencies within specific coverage areas. The problem addressed is the need for mobile devices to efficiently detect and measure carrier frequencies when entering designated coverage areas, ensuring accurate signal monitoring and network performance assessment. The mobile device includes one or more processors and programming instructions that, when executed, enable the device to determine its entry into a predefined coverage area based on its current location. Upon detecting entry, the device performs measurements of the carrier frequency associated with that area. The coverage area may be defined by geographic boundaries, network identifiers, or other criteria. The measurements can include signal strength, frequency stability, or other relevant parameters to assess network performance. The device may also receive configuration data specifying the coverage area and the carrier frequency to be measured. This data can be updated dynamically to reflect changes in network conditions or coverage boundaries. The measurements are then stored or transmitted for further analysis, enabling network operators or users to monitor signal quality and optimize network performance. The invention ensures that mobile devices automatically initiate carrier frequency measurements upon entering designated areas, reducing manual intervention and improving the accuracy of network monitoring. This is particularly useful for assessing signal quality in specific regions, such as urban hotspots or areas with known coverage issues.
16. The mobile device of claim 14 , the programming instructions further instruct the one or more processors to: determine an exit of the mobile device from the coverage area based on the current location; and discontinue measurements of the carrier frequency based on the exit.
This invention relates to mobile devices configured to monitor carrier frequency signals within a specific coverage area. The problem addressed is the unnecessary power consumption and processing overhead when a mobile device continues to measure carrier frequencies outside the intended coverage area, where such measurements are no longer relevant or useful. The mobile device includes one or more processors and programming instructions that, when executed, cause the device to determine its current location and compare it to the boundaries of a predefined coverage area. If the device detects that it has exited the coverage area, it automatically stops measuring the carrier frequency to conserve power and computational resources. The device may also include a location determination module, such as a GPS receiver, to track its position in real-time. Additionally, the programming instructions may enable the device to receive and process signals from one or more base stations within the coverage area, allowing it to assess signal quality and other parameters before determining whether to discontinue measurements. The system ensures that frequency monitoring is only active when the device is within the intended operational area, improving efficiency and battery life.
Unknown
August 25, 2020
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